Access Financial Corporation Trading platform providing live streaming market data, point and click analytics and direct order routing for the domestic and international trader. http://www.instaquote.net/

Archipelago Order entry and execution system for Nasdaq and listed stocks. Features include anonymous access to all displayed Nasdaq market participants, SmartBook TM proprietary execution algorithm. http://www.archipelago.com/

Bloomberg Tradebook Institutional access only from Bloomberg terminal through B-Trade Services. Recent expansion deal with Credit-Lyonnais. http://www.bloombergtradebook.com/

Brut Covers the Nasdaq market providing proprietary access to trading liquidity. http://www.ebrut.com/

Domestic Securities The ATTAIN?? ECN is an order display alternative to the traditional market making price quote system on the Nasdaq. http://www.dom-sec.com/

E-Crossnet Crossing network for European equities. Membership restricted to large institutional fund managers. http://www.ecrossnet.com/

ECN Direct Direct access trading primarily for retail investors. http://www.ecndirect.com/

Instinet Corporation One of the largest brokers in the electronic markets. Recent link up with virt-x exchange in the UK. http://www.instinet.com/

Intelligent Markets An institutional marketplace for the trading of illiquid instruments. Currently offering trading in convertible bonds. http://www.buysidedirect.com/

ITG Europe Orders can be entered manually, imported from a trade order management system or loaded via an Excel spreadsheet. Accepts orders via email for forwarding to POSIT. http://www.itgeurope.com/

Life Insurance CRM and Agency Brokerage Software Solution Developers of Agent Intelligence, an online customer relationship management andadministration system for life agents and agencies. http://www.onlinedatabasesolutions.com/

Marco Polo Network Online equity trading network linking developed countries of the world with emerging markets. http://www.marcopolonetwork.com/

Niphix Features an electronic bid-and-ask market for new and secondary trading in securities of small business issuers. http://www.niphix.com/

NT Securities Direct access platform to trade futures, stocks, and options. Designed to conserve network bandwidth. http://www.ntsecurities.com/

Radical Corporation Real time data, smart hunt and seek order routing. Alerts, filters, direct access to all exchanges and ECNs. http://www.radicalcorp.com/

Spear, Leeds & Kellogg (SLK) Provides one of the industry's most comprehensive suite of prime brokerage solutions. http://www.slkprimebroker.com/

The Island Includes a Java applet demo displaying the order book in real time. http://www.isld.com/

TrackECN A division of Track Data Corp. Has trading technology that links to Nasdaq's SuperSOES. http://www.trackecn.com/

Trade Desk America Fully integrated, direct-access trading platform. Trade on the NYSE, NASDAQ, Island, Archipelago and all other ECN's. http://www.tradedeskamerica.com/